Area Code 906 History:
Area code 906 was put into service. Area code 906 was created from a split of area code 616.
Counties in Michigan within area code 906 include:
Alger County, Baraga County, Chippewa County, Delta County, Dickinson County, Gogebic County, Houghton County, Iron County, Keweenaw County, Luce County, Mackinac County, Marquette County, Menominee County, Ontonagon County, and Schoolcraft County.
Major cities or places in Michigan within area code 906 include:
Area code 906 serves the Upper Peninsula of Michigan including the larger cities and communities of Escanaba, Houghton, Iron Mountain, Ironwood, Mackinac Island, Menominee and Sault Ste. Marie in addition to many smaller communities within the area code 906 service area.